ISE Signs Exclusive 5-Year Agreement With Optare UK Ltd to Supply Ultra-E Energy Storage Systems and Launches Production of Commercial Quantities

ISE to Supply Its Ultracapacitor-Based Energy Storage Products ISE Secures an Initial Order for 66 of Its Ultra-E(TM) Energy Storage Systems

SAN DIEGO, CA, Jun 22, 2010 (MARKETWIRE via COMTEX) — ISE CleanTech, Inc., a wholly-owned subsidiary of ISE Limited (CA:ISE 0.56, -0.08, -12.50%), a leading developer, manufacturer and distributor of energy storage systems (ES Systems) and heavy duty hybrid-electric drive systems, signed a 5-year exclusive supply agreement with Optare UK Ltd, effective June 21st. ISE secured its initial order for 66 ISE Ultra-E(TM) ES Systems with 22 systems to be delivered in 2010.

Optare, a leading manufacturer of electric and hybrid-electric vehicles, designs, manufactures, and sells single deck and double deck buses and mini coaches and offers comprehensive post-sales service via operations throughout Continental Europe, North America, and elsewhere. As announced on May 10th, Optare won an award for up to 66 units, or 100% of the hybrid bus order, from Greater Manchester Integrated Transport Authority (GMITA).

“Our initial purchase order and 5-year exclusive agreement with Optare establishes ISE as the supplier of choice for ultracapacitor-based ES Systems,” stated Rick Sander, CEO and president of ISE. “We look forward to partnering with Optare as it deploys hybrid buses under the GMITA order. This significant order with Optare demonstrates the robust opportunities for deploying our ES Systems to OEMs worldwide.”